[svn] * Merged SD2 Rev. 706 & 707

- Added: Pathaleon the Calculator script. Also added a Mechanar Instance script.
 - Added: Fixed and improved version of High King Maulgar. (Timers, Spells, Adds...)
 - Fixed: Nethermancer Sepethrea encounter. Spawning Adds, timers, spells...
 - Fixed: Lot of timers and spells like for: Doomlord Kazzak, Doomwalker, Gruul, and more.

* Fixed 147_world.sql

--HG--
branch : trunk

sql/updates/231_world_scripts.sql

@@ -0,0 +1,3 @@
+UPDATE `creature_template` SET `ScriptName`='boss_pathaleon_the_calculator' WHERE `entry`=19220;
+UPDATE `creature_template` SET `ScriptName`='mob_nether_wraith' WHERE `entry`=21062;
+UPDATE `instance_template` SET `script`='instance_mechanar' WHERE `map`=554;